Finding the Third Proportional to 10,002 and 13,387

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002 : 13,387 = 13,387 : x
2. Step 2: Convert to fraction form
   10,002/13,387 = 13,387/x
3. Step 3: Cross multiply
   10,002x = 13,387 × 13,387
4. Step 4: Simplify right side
   10,002x = 179,211,769
5. Step 5: Solve for x
   x = 179,211,769/10,002
6. Step 6: Final answer
   x = 17,917.59